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#include "egg/gfx/eggPostEffectBlurGather.h"
#include "common.h"
#include "egg/gfx/eggCpuTexture.h"
#include "egg/gfx/eggGXUtility.h"
#include "nw4r/math/math_types.h"
#include "rvl/GX/GXAttr.h"
#include "rvl/GX/GXTev.h"
#include "rvl/GX/GXTransform.h"
#include "rvl/GX/GXTypes.h"
namespace EGG {
PostEffectBlurGather::PostEffectBlurGather() {
field_0x2C = 1;
field_0x2D = 1;
field_0x30 = 0.5f;
mBlurGatherData[0].reset();
mBlurGatherData[1].reset();
mBlurGatherData[2].reset();
}
void PostEffectBlurGather::setMaterialInternal() {
u8 hasExtraStage = (mTex1.mpTex != nullptr && (field_0x2D & 1) == 0) ? 1 : 0;
u8 numStages = field_0x2C + hasExtraStage * 2;
setMatColorChannel();
nw4r::math::MTX34 mtx;
getBaseTexMtx(&mtx);
u8 numStagesFirst = field_0x2C + hasExtraStage;
GXSetNumTexGens(numStagesFirst);
for (int i = 0; i < numStagesFirst; i++) {
int texMtxIdx = GXUtility::getTexMtxID(i);
GXSetTexCoordGen2(static_cast<GXTexCoordID>(i), GX_TG_MTX2x4, GX_TG_TEX0, texMtxIdx, 0, 0x7D);
if (i < field_0x2C) {
mBlurGatherData[i].mpCapTexture->load(mBlurGatherData[i].mTexMapId);
} else {
loadTextureInternal();
}
GXLoadTexMtxImm(mtx, texMtxIdx, GX_MTX2x4);
}
f32 v = field_0x30 * 255.0f;
GXColor c = {v, v, v, v};
setMatInd();
GXSetNumTevStages(numStages);
for (int i = 0; i < numStages; i++) {
BlurGatherData &k = mBlurGatherData[i];
GXTevStageID stage = static_cast<GXTevStageID>(i);
GXSetTevDirect(stage);
GXSetTevSwapMode(stage, GX_TEV_SWAP0, GX_TEV_SWAP0);
if (i < field_0x2C) {
GXColor scaledColor;
scaleColor(scaledColor, k.mColor, false, k.mColorScale);
GXSetTevKColorSel(stage, static_cast<GXTevKColorSel>(GX_TEV_KCSEL_K0 + i));
GXSetTevKAlphaSel(stage, static_cast<GXTevKAlphaSel>(GX_TEV_KASEL_K0_A + i));
GXSetTevKColor(static_cast<GXTevKColorID>(i), scaledColor);
GXSetTevOrder(stage, static_cast<GXTexCoordID>(i), k.mTexMapId, GX_COLOR_NULL);
GXSetTevColorIn(stage, GX_CC_ZERO, GX_CC_TEXC, GX_CC_KONST, stage == 0 ? GX_CC_ZERO : GX_CC_CPREV);
GXSetTevColorOp(
stage, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, 1, i == field_0x2C - 1 ? GX_TEVREG0 : GX_TEVPREV
);
GXSetTevAlphaIn(stage, GX_CA_ZERO, GX_CA_TEXA, GX_CA_KONST, stage == 0 ? GX_CA_ZERO : GX_CA_APREV);
GXSetTevAlphaOp(
stage, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, true, i == field_0x2C - 1 ? GX_TEVREG0 : GX_TEVPREV
);
} else if (stage == field_0x2C) {
GXSetTevKColorSel(stage, GX_TEV_KCSEL_K2);
GXSetTevKAlphaSel(stage, GX_TEV_KASEL_K2_A);
GXSetTevKColor(GX_KCOLOR2, c);
GXSetTevOrder(stage, static_cast<GXTexCoordID>(i), mTex1.mTexMapID, GX_COLOR_NULL);
GXSetTevColorIn(stage, GX_CC_KONST, GX_CC_ZERO, GX_CC_ZERO, GX_CC_TEXC);
GXSetTevColorOp(stage, GX_TEV_SUB, GX_TB_ZERO, GX_CS_SCALE_4, 1, GX_TEVPREV);
GXSetTevAlphaIn(stage, GX_CA_KONST, GX_CA_ZERO, GX_CA_ZERO, GX_CA_TEXA);
GXSetTevAlphaOp(stage, GX_TEV_SUB, GX_TB_ZERO, GX_CS_SCALE_4, true, GX_TEVPREV);
} else {
GXSetTevOrder(stage, GX_TEXCOORD_NULL, GX_TEXMAP_NULL, GX_COLOR_NULL);
GXSetTevColorIn(stage, GX_CC_C0, GX_CC_ZERO, GX_CC_CPREV, GX_CC_ZERO);
GXSetTevColorOp(stage, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, 1, GX_TEVPREV);
GXSetTevAlphaIn(stage, GX_CA_A0, GX_CA_ZERO, GX_CA_APREV, GX_CA_ZERO);
GXSetTevAlphaOp(stage, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, true, GX_TEVPREV);
}
}
setMatPE();
}
} // namespace EGG
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